PT73315A - Improvements in or relating to data transmission systems - Google Patents

Improvements in or relating to data transmission systems

Info

Publication number
PT73315A
PT73315A PT73315A PT7331581A PT73315A PT 73315 A PT73315 A PT 73315A PT 73315 A PT73315 A PT 73315A PT 7331581 A PT7331581 A PT 7331581A PT 73315 A PT73315 A PT 73315A
Authority
PT
Portugal
Prior art keywords
relating
data transmission
transmission systems
systems
data
Prior art date
Application number
PT73315A
Other languages
Portuguese (pt)
Other versions
PT73315B (en
Original Assignee
Post Office
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Post Office filed Critical Post Office
Publication of PT73315A publication Critical patent/PT73315A/en
Publication of PT73315B publication Critical patent/PT73315B/en

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00—Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Digital Computer Display Output (AREA)
  • Computer And Data Communications (AREA)
  • Communication Control (AREA)
PT73315A 1980-07-03 1981-07-02 Improvements in or relating to data transmission systems PT73315B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8021817 1980-07-03
GB8034195 1980-10-23

Publications (2)

Publication Number Publication Date
PT73315A true PT73315A (en) 1981-08-01
PT73315B PT73315B (en) 1982-09-01

Family

ID=26276080

Family Applications (1)

Application Number Title Priority Date Filing Date
PT73315A PT73315B (en) 1980-07-03 1981-07-02 Improvements in or relating to data transmission systems

Country Status (13)

Country Link
US (1) US4405830A (en)
EP (1) EP0043697B1 (en)
AU (1) AU539509B2 (en)
CA (1) CA1168773A (en)
DE (1) DE3162654D1 (en)
DK (1) DK147610C (en)
ES (1) ES504131A0 (en)
FI (1) FI73557C (en)
GR (1) GR74364B (en)
HK (1) HK66688A (en)
IE (1) IE52069B1 (en)
NO (1) NO154710C (en)
PT (1) PT73315B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4520356A (en) * 1980-06-16 1985-05-28 Honeywell Information Systems Inc. Display video generation system for modifying the display of character information as a function of video attributes
GB2146208B (en) * 1983-09-01 1987-10-14 Philips Electronic Associated Character display arrangement with stack-coded-to-explicit attribute conversion
JPS6127262A (en) * 1984-07-18 1986-02-06 Canon Inc Printing apparatus
JPS61131990A (en) * 1984-11-30 1986-06-19 Sony Corp Videotex image producing system
US4733351A (en) * 1984-12-31 1988-03-22 Wang Laboratories, Inc. Terminal protocols
JPS61254980A (en) * 1985-05-07 1986-11-12 株式会社ピーエフユー Character front transmission control system
US5107251A (en) * 1989-08-25 1992-04-21 Sun Microsystems, Inc. Method and apparatus for detecting cursors
FR2771540B1 (en) * 1997-11-24 1999-12-17 Thomson Multimedia Sa METHOD FOR CODING CHARACTERS AND ASSOCIATED DISPLAY ATTRIBUTES IN A VIDEO SYSTEM AND DEVICE IMPLEMENTING THIS METHOD

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1581440A (en) * 1976-06-21 1980-12-17 Texas Instruments Ltd Apparatus for displaying graphics symbols
DE2719827A1 (en) * 1977-05-04 1978-11-09 Licentia Gmbh SYSTEM FOR SELECTING AND PLAYING BACK SCREEN TEXT
DE2814837C2 (en) * 1978-04-06 1980-01-10 Standard Elektrik Lorenz Ag, 7000 Stuttgart Data modem, in particular for teletext operation

Also Published As

Publication number Publication date
DK147610B (en) 1984-10-15
ES8304330A1 (en) 1983-03-16
EP0043697B1 (en) 1984-03-14
AU7248781A (en) 1982-01-07
CA1168773A (en) 1984-06-05
NO812263L (en) 1982-01-04
FI812071L (en) 1982-01-04
EP0043697A3 (en) 1982-01-20
DK147610C (en) 1985-05-20
DK295381A (en) 1982-01-04
FI73557C (en) 1987-10-09
IE52069B1 (en) 1987-06-10
GR74364B (en) 1984-06-28
EP0043697A2 (en) 1982-01-13
AU539509B2 (en) 1984-10-04
NO154710B (en) 1986-08-25
IE811478L (en) 1982-01-03
NO154710C (en) 1986-12-03
HK66688A (en) 1988-09-02
FI73557B (en) 1987-06-30
PT73315B (en) 1982-09-01
ES504131A0 (en) 1983-03-16
DE3162654D1 (en) 1984-04-19
US4405830A (en) 1983-09-20

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